GB2485607B - Spatial light modulators - Google Patents

Spatial light modulators

Info

Publication number
GB2485607B
GB2485607B GB1019745.7A GB201019745A GB2485607B GB 2485607 B GB2485607 B GB 2485607B GB 201019745 A GB201019745 A GB 201019745A GB 2485607 B GB2485607 B GB 2485607B
Authority
GB
United Kingdom
Prior art keywords
spatial light
light modulators
modulators
spatial
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1019745.7A
Other versions
GB201019745D0 (en
GB2485607A (en
Inventor
James Cable Adrian
John Mccaughan Gareth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dualitas Ltd
Original Assignee
Daqri Holographics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daqri Holographics Ltd filed Critical Daqri Holographics Ltd
Priority to GB1019745.7A priority Critical patent/GB2485607B/en
Publication of GB201019745D0 publication Critical patent/GB201019745D0/en
Priority to PCT/GB2011/052257 priority patent/WO2012069810A1/en
Publication of GB2485607A publication Critical patent/GB2485607A/en
Application granted granted Critical
Publication of GB2485607B publication Critical patent/GB2485607B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/40—Synthetic representation, i.e. digital or optical object decomposition
    • G03H2210/44—Digital representation
    • G03H2210/441—Numerical processing applied to the object data other than numerical propagation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/50—Particular location or purpose of optical element
    • G03H2223/55—Arranged at a Fourier plane
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/20—Nature, e.g. e-beam addressed
    • G03H2225/24—Having movable pixels, e.g. microelectromechanical systems [MEMS]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/30—Modulation
    • G03H2225/32—Phase only
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/52—Reflective modulator
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2240/00—Hologram nature or properties
    • G03H2240/50—Parameters or numerical values associated with holography, e.g. peel strength
    • G03H2240/61—SLM related parameters, e.g. pixel size
GB1019745.7A 2010-11-22 2010-11-22 Spatial light modulators Active GB2485607B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1019745.7A GB2485607B (en) 2010-11-22 2010-11-22 Spatial light modulators
PCT/GB2011/052257 WO2012069810A1 (en) 2010-11-22 2011-11-18 Spatial light modulators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1019745.7A GB2485607B (en) 2010-11-22 2010-11-22 Spatial light modulators

Publications (3)

Publication Number Publication Date
GB201019745D0 GB201019745D0 (en) 2011-01-05
GB2485607A GB2485607A (en) 2012-05-23
GB2485607B true GB2485607B (en) 2017-12-27

Family

ID=43467085

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1019745.7A Active GB2485607B (en) 2010-11-22 2010-11-22 Spatial light modulators

Country Status (2)

Country Link
GB (1) GB2485607B (en)
WO (1) WO2012069810A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019144092A1 (en) * 2018-01-22 2019-07-25 University Of Tennessee Research Foundation High-speed imaging using periodic optically modulated detection
CN115291490B (en) * 2022-01-24 2023-11-03 四川大学 Extended distance holographic display method based on optical calculation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122760A (en) * 1994-10-19 1996-05-17 Matsushita Electric Ind Co Ltd Spacial optical modulating element and production thereof
GB2461894A (en) * 2008-07-16 2010-01-20 Light Blue Optics Ltd Holographic Display Combining High and Low Resolution Representations of an Image

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040160118A1 (en) 2002-11-08 2004-08-19 Knollenberg Clifford F. Actuator apparatus and method for improved deflection characteristics
US7019434B2 (en) 2002-11-08 2006-03-28 Iris Ao, Inc. Deformable mirror method and apparatus including bimorph flexures and integrated drive
US7619807B2 (en) * 2004-11-08 2009-11-17 Angstrom, Inc. Micromirror array lens with optical surface profiles
EP1891485A2 (en) 2005-06-14 2008-02-27 Light Blue Optics Ltd. Signal processing system for synthesizing holograms
GB0601481D0 (en) 2006-01-25 2006-03-08 Light Blue Optics Ltd Methods and apparatus for displaying images using holograms
GB2436676B (en) 2006-03-28 2008-02-20 Light Blue Optics Ltd Holographic display devices
GB2438681B (en) 2006-06-02 2010-10-20 Light Blue Optics Ltd Methods and apparatus for displaying colour images using holograms
US7391554B2 (en) * 2006-08-25 2008-06-24 Spatial Photonics, Inc. High fill-ratio mirror-based spatial light modulator
GB2454246B (en) 2007-11-02 2010-03-10 Light Blue Optics Ltd Holographic image display systems
GB2456170B (en) 2008-01-07 2012-11-21 Light Blue Optics Ltd Holographic image display systems

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122760A (en) * 1994-10-19 1996-05-17 Matsushita Electric Ind Co Ltd Spacial optical modulating element and production thereof
GB2461894A (en) * 2008-07-16 2010-01-20 Light Blue Optics Ltd Holographic Display Combining High and Low Resolution Representations of an Image

Also Published As

Publication number Publication date
GB201019745D0 (en) 2011-01-05
GB2485607A (en) 2012-05-23
WO2012069810A1 (en) 2012-05-31

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Legal Events

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20160908 AND 20160914